Silicon Valley Elite in High-Tech Coffee War (Video)

Oct. 7 (Bloomberg) -- Why are some of the biggest names in tech obsessed with fancy coffee shops? Kevin Rose and Jack Dorsey are investors in local, high end coffee outposts. Mark Pincus and Mark Zuckerberg have installed their favorite cafes at their companies. And Blue Bottle is working with Google and Square, using analytics to optimize everything from its online store to how lines should flow at crowded cafes.